content: /*
   * Copyright 2017 David Karnok
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  package hu.akarnokd.reactive4javaflow.impl.operators;
  
  import hu.akarnokd.reactive4javaflow.*;
  import hu.akarnokd.reactive4javaflow.errors.CompositeThrowable;
  import org.junit.Test;
  
  import java.io.IOException;
  
  public class FolyamOnErrorResumeNextTest {
  
      @Test
      public void standard() {
          TestHelper.assertResult(
                  Folyam.range(1, 5)
                  .onErrorReturn(6),
                  1, 2, 3, 4, 5
          );
      }
  
      @Test
      public void standardHidden() {
          TestHelper.assertResult(
                  Folyam.range(1, 5).hide()
                          .onErrorReturn(6),
                  1, 2, 3, 4, 5
          );
      }
  
      @Test
      public void standard1() {
          TestHelper.assertResult(
                  Folyam.range(1, 5).concatWith(Folyam.error(new IOException()))
                          .onErrorReturn(6),
                  1, 2, 3, 4, 5, 6
          );
      }
  
      @Test
      public void standard2() {
          TestHelper.assertResult(Folyam.range(1, 3).concatWith(Folyam.error(new IOException()))
                  .onErrorFallback(Folyam.range(4, 3)),
                  1, 2, 3, 4, 5, 6);
      }
  
      @Test
      public void bothError() {
          Folyam.error(new IOException("First"))
                  .onErrorResumeNext(v -> Folyam.error(new IOException("Second")))
                  .test()
                  .assertFailureAndMessage(IOException.class, "Second");
      }
  
  
      @Test
      public void bothErrorConditional() {
          Folyam.error(new IOException("First"))
                  .onErrorResumeNext(v -> Folyam.error(new IOException("Second")))
                  .filter(v -> true)
                  .test()
                  .assertFailureAndMessage(IOException.class, "Second");
      }
  
      @Test
      public void handlerCrash() {
          Folyam.error(new IOException("First"))
                  .onErrorResumeNext(v -> { throw new IOException("Second"); })
                  .test()
                  .assertFailure(CompositeThrowable.class)
                  .assertInnerErrors(errors -> {
                      TestHelper.assertError(errors, 0, IOException.class, "First");
                      TestHelper.assertError(errors, 1, IOException.class, "Second");
                  });
      }
  
  
      @Test
      public void handlerCrashConditional() {
          Folyam.error(new IOException("First"))
                  .onErrorResumeNext(v -> { throw new IOException("Second"); })
                  .filter(v -> true)
                  .test()
                  .assertFailure(CompositeThrowable.class)
                  .assertInnerErrors(errors -> {
                      TestHelper.assertError(errors, 0, IOException.class, "First");
                      TestHelper.assertError(errors, 1, IOException.class, "Second");
                  });
      }
  }
  